<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <div id="app">
        <!-- 这里将来会编写一些用于渲染的代码逻辑 -->
        <h1> {{ msg }}</h1>
        <a href="">{{ count }}</a>
    </div>
    <!-- 引入开发版本包  包含完整的注释和警告 -->
    <script src="https://cdn.jsdelivr.net/npm/vue@2.7.16/dist/vue.js"></script>

    <script>
        const app = new Vue({
            el: '#app',
            data: {
                msg: 'HELLO 黑马',
                count: 666
            }
        })
    </script>
</body>

</html>